For instance, if you only get a very faint line, it might be hard to know whether or not that means your results are positive. I know how that feels firsthand. After more than two years of evading ...

Getting a faint line result on your test isn't uncommon, however — both experts and health providers have indicated that the opaqueness of the line on your COVID-19 test may be influenced by an ...

Taking a COVID-19 test at home seems simple enough: If you get a line, you're positive for the coronavirus. But what if your results aren't so obvious? For instance, if you only get a very faint line ...